1. Using high-strength and high-density material, with stronger printing resistance and longer printing time. 2. Using high-quality ink, small particles, strong ink absorption, clear handwriting without fading 3. Applicable to Deshi dot matrix printers: DS2600II DS650 DS650II DS300 AR300K AR300K+ DS1100II DS1700II DS1860 DS1860Pro DS1870 DS610II DS620 AR500II DS7120 DS620 AR550 AR580II DS660PRO Ribbon size: 13mm x 21M color:Black Material:plastic Package Contents: 1 x Printer ribbon replacement parts Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.